Add support for a virtual display on ChromeOS

content/public/browser/desktop_media_id.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PUBLIC_BROWSER_DESKTOP_MEDIA_ID_H_
 #define CONTENT_PUBLIC_BROWSER_DESKTOP_MEDIA_ID_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "content/common/content_export.h"
 
 namespace aura {
 class Window;
 }  // namespace aura
 
 namespace content {
 
 // Type used to identify desktop media sources. It's converted to string and
 // stored in MediaStreamRequest::requested_video_device_id .
 struct CONTENT_EXPORT DesktopMediaID {
  public:
   enum Type {
     TYPE_NONE,
     TYPE_SCREEN,
     TYPE_WINDOW,
     TYPE_AURA_WINDOW,
+    TYPE_AURA_VIRTUAL_SCREEN,
   };
   typedef intptr_t Id;
 
 #if defined(USE_AURA)
   // Assigns integer identifier to the |window| and returns DesktopMediaID of
   // type TYPE_AURA_WINDOW that corresponds to that |window|.
   static DesktopMediaID RegisterAuraWindow(aura::Window* window);
 
   // For DesktopMediaID of type TYPE_AURA_WINDOW returns the |window| that was
   // previously registered using RegisterAuraWindow().
@@ skipping 23 matching lines @@
 
   std::string ToString();
 
   Type type;
   Id id;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_DESKTOP_MEDIA_ID_H_